package com.zhiyou100.crowd.Interceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import com.zhiyou100.crowd.pojo.TbUser;

public class UserInterceptor implements HandlerInterceptor{

	public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
			throws Exception {
		TbUser tb=(TbUser)request.getSession().getAttribute("users");
		if(tb==null) {
			request.getRequestDispatcher("login.do").forward(request, response);
			return false;
		}else {
			return true;
		}
	}

	public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
			ModelAndView modelAndView) throws Exception {

	}

	public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex)
			throws Exception {
		// TODO Auto-generated method stub

	}
	
}
